protected override void OnExecute(Microsoft.VisualStudio.Shell.OleMenuCommand command) { int curLineIndex, curColumnIndex; VSTextView textView = new VSTextView(VSTextView.ActiveTextView); if (textView == null) { MessageBox.Show("textView is null"); return; } textView.GetCursorPositon(out curLineIndex, out curColumnIndex); //帮助:http://social.msdn.microsoft.com/Forums/en-US/vsx/thread/c62a70eb-d84c-4410-890d-b41a86b2b55f/ ILangService langService; LangService_GetInstance(out langService); if (langService == null) { MessageBox.Show("langService is null"); return; } IDECompilerHost compilerHost = new IDECompilerHost(); IProject prj; Project currentPro = VSDocument.ActiveDocument.ProjectItem.ContainingProject; LangService_GetDteProject(langService, currentPro, out prj); if (prj == null) { MessageBox.Show("prj is null"); return; } FileName fileName = new Microsoft.RestrictedUsage.CSharp.Core.FileName(VSDocument.ActiveDocument.FullName); CSRPOSDATA data = new CSRPOSDATA() { LineIndex = curLineIndex, ColumnIndex = curColumnIndex }; CSharpMember m = Utilities.GetMemberAtLocation(compilerHost, prj, fileName.Value, data); if (m != null && m.ReturnType != null) { string returnName = m.ReturnType.GetFormattedName(InteropTypeFormatFlags.TypeFormatFlags_BestNameGUI); returnName = FilterReturnName(returnName); if (string.IsNullOrEmpty(returnName)) { return; } int insertCol = GetInsertPosition(textView, curLineIndex, curColumnIndex); textView.InsertText(returnName + " v =", curLineIndex, insertCol); textView.SelectText(curLineIndex, insertCol + returnName.Length + 1, curLineIndex, insertCol + returnName.Length + 2); } }